(配本社同题文字稿)
This is a National Security Education Day poster taken on April 15 on the wall outside the Hong Kong SAR Government Headquarters. Photo by Xinhua News Agency reporter Chen Duo
This is a poster for the National Security Education Day taken on the streets of Hong Kong on April 15. Photo by Xinhua News Agency reporter Chen Duo
This is the flag-raising ceremony of the National Security Education Day filmed at the Hong Kong Police College on April 15. Xinhua News Agency